The MAX220–MAX249 family of line drivers/receivers is intended for all EIA/TIA-232E and V.28/V.24 communications interfaces, particularly applications where ±12V is not available. These parts are especially useful in battery-powered systems, since t
README for preparing SD/MMC/Micro-SD CARD for booting Android Pre-Requesites -------------- 1) Need to have an SD/MMC/Micro-SD card with atleast 2GB of size. 2) The scr ipt needs to be invoked from ubuntu linux machine 8.04 or above. 3) User needs t
star嵌入式针式打印机指令集 this specifications document describes the command specifications for the STAR MODE on dot impact printers. Information contained herein applies to models with the following conditions. Board unit: BD100 BD500 Completed printer prod
PCB设计精典教程， You've designed your circuit, perhaps even bread boarded a working prototype, and now it's time to turn it into a nice Printed Circuit Board (PCB) design. For some designers, the PCB design will be a natural and easy extension of the desi
